15509650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 31497984

約数和(自身を除く): 15988334

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 107, 130, 214, 223, 325, 446, 535, 650, 1070, 1115, 1391, 2230, 2675, 2782, 2899, 5350, 5575, 5798, 6955, 11150, 13910, 14495, 23861, 28990, 34775, 47722, 69550, 72475, 119305, 144950, 238610, 310193, 596525, 620386, 1193050, 1550965, 3101930, 7754825, 15509650]

約数ペア:

[(1, 15509650), (2, 7754825), (5, 3101930), (10, 1550965), (13, 1193050), (25, 620386), (26, 596525), (50, 310193), (65, 238610), (107, 144950), (130, 119305), (214, 72475), (223, 69550), (325, 47722), (446, 34775), (535, 28990), (650, 23861), (1070, 14495), (1115, 13910), (1391, 11150), (2230, 6955), (2675, 5798), (2782, 5575), (2899, 5350)]